JPS6349827Y2 - - Google Patents

Info

Publication number
JPS6349827Y2
JPS6349827Y2 JP4138383U JP4138383U JPS6349827Y2 JP S6349827 Y2 JPS6349827 Y2 JP S6349827Y2 JP 4138383 U JP4138383 U JP 4138383U JP 4138383 U JP4138383 U JP 4138383U JP S6349827 Y2 JPS6349827 Y2 JP S6349827Y2
Authority
JP
Japan
Prior art keywords
effect transistor
voltage
field effect
ion chamber
smoke
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP4138383U
Other languages
English (en)
Japanese (ja)
Other versions
JPS59147289U (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP4138383U priority Critical patent/JPS59147289U/ja
Publication of JPS59147289U publication Critical patent/JPS59147289U/ja
Application granted granted Critical
Publication of JPS6349827Y2 publication Critical patent/JPS6349827Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Fire-Detection Mechanisms (AREA)
  • Alarm Systems (AREA)
  • Fire Alarms (AREA)
JP4138383U 1983-03-24 1983-03-24 イオン化式煙感知器の試験装置 Granted JPS59147289U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4138383U JPS59147289U (ja) 1983-03-24 1983-03-24 イオン化式煙感知器の試験装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4138383U JPS59147289U (ja) 1983-03-24 1983-03-24 イオン化式煙感知器の試験装置

Publications (2)

Publication Number Publication Date
JPS59147289U JPS59147289U (ja) 1984-10-02
JPS6349827Y2 true JPS6349827Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-12-21

Family

ID=30171966

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4138383U Granted JPS59147289U (ja) 1983-03-24 1983-03-24 イオン化式煙感知器の試験装置

Country Status (1)

Country Link
JP (1) JPS59147289U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2737033B2 (ja) * 1991-04-25 1998-04-08 ニッタン株式会社 火災警報装置の試験装置
JP2864057B2 (ja) * 1991-05-10 1999-03-03 ニッタン株式会社 火災警報装置の試験装置

Also Published As

Publication number Publication date
JPS59147289U (ja) 1984-10-02

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